ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / IElement Interface / SetDefinition Method
CIMElement
Example Version

SetDefinition Method (IElement)
Applies the changes made to a modified CIMElement back to the element on the page layout. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
void SetDefinition( 
   CIMElement cimElement
)

Parameters

cimElement
CIMElement
Exceptions
ExceptionDescription
This method must be called within the lambda passed to QueuedTask.Run.
Example
Element_GetSetDefinition
//Modify an element's CIM properties.

//Perform on the worker thread
await QueuedTask.Run(() =>
{
  CIMElement CIMElm = element.GetDefinition();

  //Modify a CIM value

  element.SetDefinition(CIMElm);
});
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also